http://bugzilla.novell.com/show_bug.cgi?id=510788
User dominique.leuenberger@tmf-group.com added comment
http://bugzilla.novell.com/show_bug.cgi?id=510788#c2
--- Comment #2 from Dominique Leuenberger 2009-06-08 04:48:04 MDT ---
attaching using strace to (a) running nscd daemon, shows:
Process 16709 attached - interrupt to quit
epoll_wait(13, {{EPOLLRDNORM, {u32=12, u64=12}}}, 100, 29976) = 1
syscall_288(0xc, 0, 0, 0x800, 0, 0x346f9b37a6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) = 0xf
epoll_ctl(13, EPOLL_CTL_ADD, 15, {EPOLLRDNORM, {u32=15, u64=15}}) = 0
epoll_wait(13, {{EPOLLRDNORM, {u32=15, u64=15}}}, 100, 29964) = 1
epoll_ctl(13, EPOLL_CTL_DEL, 15, NULL) = 0
futex(0x7fd3fe1b37a4, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x7fd3fe1b37a0,
{FUTEX_OP_SET, 0, FUTEX_OP_CMP_GT, 1}) = 1
epoll_wait(13, {{EPOLLRDNORM, {u32=12, u64=12}}}, 100, 29976) = 1
syscall_288(0xc, 0, 0, 0x800, 0, 0x346f9b37a6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) = 0xf
epoll_ctl(13, EPOLL_CTL_ADD, 15, {EPOLLRDNORM, {u32=15, u64=15}}) = 0
epoll_wait(13, {{EPOLLRDNORM, {u32=15, u64=15}}}, 100, 29964) = 1
epoll_ctl(13, EPOLL_CTL_DEL, 15, NULL) = 0
futex(0x7fd3fe1b37a4, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x7fd3fe1b37a0,
{FUTEX_OP_SET, 0, FUTEX_OP_CMP_GT, 1}) = 1
epoll_wait(13, {{EPOLLRDNORM, {u32=12, u64=12}}}, 100, 29976) = 1
syscall_288(0xc, 0, 0, 0x800, 0, 0x3474ba15fe, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) = 0xf
epoll_ctl(13, EPOLL_CTL_ADD, 15, {EPOLLRDNORM, {u32=15, u64=15}}) = 0
epoll_wait(13, {{EPOLLRDNORM, {u32=15, u64=15}}}, 100, 29964) = 1
epoll_ctl(13, EPOLL_CTL_DEL, 15, NULL) = 0
futex(0x7fd3fe1b37a4, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x7fd3fe1b37a0,
{FUTEX_OP_SET, 0, FUTEX_OP_CMP_GT, 1}) = 1
epoll_wait(13, {{EPOLLRDNORM, {u32=12, u64=12}}}, 100, 29976) = 1
syscall_288(0xc, 0, 0, 0x800, 0, 0x3474ba15fe, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) = 0xf
epoll_ctl(13, EPOLL_CTL_ADD, 15, {EPOLLRDNORM, {u32=15, u64=15}}) = 0
epoll_wait(13, {{EPOLLRDNORM, {u32=15, u64=15}}}, 100, 29964) = 1
epoll_ctl(13, EPOLL_CTL_DEL, 15, NULL) = 0
futex(0x7fd3fe1b37a4, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x7fd3fe1b37a0,
{FUTEX_OP_SET, 0, FUTEX_OP_CMP_GT, 1}) = 1
epoll_wait(13, {{EPOLLRDNORM, {u32=12, u64=12}}}, 100, 29976) = 1
syscall_288(0xc, 0, 0, 0x800, 0, 0x3479d8f456, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) = 0xf
epoll_ctl(13, EPOLL_CTL_ADD, 15, {EPOLLRDNORM, {u32=15, u64=15}}) = 0
epoll_wait(13, {{EPOLLRDNORM, {u32=15, u64=15}}}, 100, 29964) = 1
epoll_ctl(13, EPOLL_CTL_DEL, 15, NULL) = 0
futex(0x7fd3fe1b37a4, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x7fd3fe1b37a0,
{FUTEX_OP_SET, 0, FUTEX_OP_CMP_GT, 1}) = 1
epoll_wait(13, {{EPOLLRDNORM, {u32=12, u64=12}}}, 100, 29976) = 1
syscall_288(0xc, 0, 0, 0x800, 0, 0x347a463188, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) = 0xf
epoll_ctl(13, EPOLL_CTL_ADD, 15, {EPOLLRDNORM, {u32=15, u64=15}}) = 0
epoll_wait(13, {{EPOLLRDNORM, {u32=15, u64=15}}}, 100, 29964) = 1
epoll_ctl(13, EPOLL_CTL_DEL, 15, NULL) = 0
futex(0x7fd3fe1b37a4, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x7fd3fe1b37a0,
{FUTEX_OP_SET, 0, FUTEX_OP_CMP_GT, 1}) = 1
epoll_wait(13, ^C
Process 16709 detached
after the epoll-wait it takes approx 5 seconds (feeling.. not measured) to pass
on to the next round)
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